Cheap flights from Sydney to London from $625
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to London departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Air China flights from Sydney to London Gatwick Airport
Our best Air China deals on Sydney to London Gatwick Airport flight tickets
China Eastern flights from Sydney to London Gatwick Airport
Our best China Eastern deals on Sydney to London Gatwick Airport flight tickets
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How to get the cheapest flight ticket from Sydney to London Gatwick Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Sydney and London Gatwick Airport?
What is the cheapest month to fly to London Gatwick Airport?
The cheapest month to fly to London Gatwick Airport from Sydney is in October. Flight prices, which tend to average around $1,505, are often lower during this time because this is during the off-season. If you’re not able to fly to London Gatwick Airport in October, then May is your next best option. Flight prices from Sydney to London Gatwick Airport during May average around $1,636.
What is the cheapest day to depart on your flight to London Gatwick Airport?
The cheapest day to depart on your flight to London Gatwick Airport is on a Monday when prices can be found for as low as $1,750. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to London Gatwick Airport is Friday, with ticket prices averaging around $2,105.
What is the cheapest time of day to depart on your flight to London Gatwick Airport?
In the afternoon is the cheapest time of day to fly from Sydney to London Gatwick Airport when you can find flight prices for as low as $1,794. Flying to London Gatwick Airport in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at midday when prices are $2,100 on average. Flights to London Gatwick Airport from Sydney at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.
How far in advance should I book a flight to London Gatwick Airport?
You are more likely to see cheaper flights to London Gatwick Airport from Sydney when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around $1,999 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Gatwick Airport from Sydney for as low as $1,703 on momondo.
Can stopping save me money on Sydney to London Gatwick Airport flights?
You could potentially save up to 8% on your flight if you consider stops on a Sydney to London Gatwick Airport flight.
How have Sydney to London Gatwick Airport flight prices changed over time?
As of June 2025, prices for Sydney to London Gatwick Airport flights are approximately 10% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Sydney Kingsford Smith to London Gatwick?
Air China, China Eastern, and China Southern are the most popular carriers operating from Sydney Kingsford Smith to London Gatwick
Which airlines fly to London Gatwick Airport?
Singapore Airlines, Emirates and China Eastern are the top three most popular airlines that fly to London Gatwick Airport from Sydney according to our data. Singapore Airlines is the first choice among our users, with 35% of people opting to fly with this airline when travelling to London Gatwick Airport. Keep in mind that there are 9 different airlines that fly to London Gatwick Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from Sydney to London Gatwick Airport
Cheap Sydney to London Gatwick Airport (SYD to LGW) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Sydney to London Gatwick Airport
How far is Sydney Kingsford Smith to London Gatwick by plane?
There are 17004.7 km between Sydney Kingsford Smith and London Gatwick. Flights usually cover this in 27h 30m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Sydney Kingsford Smith Airport to London Gatwick Airport?
Prices for flights from Sydney Kingsford Smith Airport to London Gatwick Airport are updated daily.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to London Gatwick Airport?
The number of operators available for flights from Sydney Kingsford Smith Airport to London Gatwick Airport is 9 as of June 2025.
How old do you have to be to fly from Sydney Kingsford Smith Airport to London Gatwick Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to London Gatwick Airport.
What documentation or ID do you need to fly to London Gatwick Airport?
The required travel and health documents for your London Gatwick Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Sydney to London Gatwick Airport?
momondo data reveals that the most frequently booked airline on the route from Sydney to London Gatwick Airport is Singapore Airlines, representing 30% of all bookings. The subsequent popular airlines are Emirates at 26%, China Eastern at 24%, and Qatar Airways at 6%.
Best airlines flying from Sydney to London Gatwick Airport
Compare and see reviews for airlines that fly from Sydney to London Gatwick Airport with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $845 | Free cancellation | Rating 7.5 407 reviews | |||
| PriceFrom $1,070 | Free cancellation | Rating 7.5 99 reviews | |||
| PriceFrom $1,091 | Free cancellation | Rating 7.2 92 reviews | |||
| PriceFrom $1,257 | Free cancellation | Rating 7.2 150 reviews | |||
| PriceFrom $1,418 | Free cancellation | Rating 7.3 3,849 reviews | |||
| PriceFrom $1,557 | Free cancellation | Rating 8.1 1,304 reviews | |||
| PriceFrom $1,572 | Free cancellation | Rating 7.4 3,586 reviews | |||
| PriceFrom $1,589 | Free cancellation | Rating 7.5 892 reviews | |||
| PriceFrom $1,773 | Free cancellation | Rating 8.1 3,266 reviews |
Travelling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Sydney to London?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Sydney to London . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Sydney to London with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to London from Sydney with this policy.
How can momondo help me find flights from Sydney to London?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Sydney.
I’m not ready to book a flight from Sydney to London right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Sydney to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.